User's Manual
Table Of Contents
- 1. Introduction
- 2. Mod. A528 Technical Specifications
- 2.1. Mod. A528 Technical Specifications Table
- 2.2. External connections
- 2.2.1. A528 Main connector pinout
- 2.2.2. A528 MAIN connector electrical characteristics
- 2.2.3. Power supply connection
- 2.2.4. General purpose I/O connections
- 2.2.5. External reset
- 2.2.6. UART connection
- 2.2.7. A528 recovery
- 2.2.8. A528 USB connector pinout
- 2.2.9. USB connector pinout electrical characteristics
- 2.2.10. Antenna port specifications
- 2.3. Reader – Tag link profiles
- 2.4. Host communication interfaces
- 2.5. A528 Firmware Upgrade
Document type: Title: Revision date: Revision:
User's Manual (MUT) Mod. A528 OEM UHF Multiregional compact reader 02/04/2008 2
2.2.9. USB connector pinout electrical characteristics
Pin name Pin No. Parameter Min. Typ. Max. Unit
V
IL
0.8 V
V
IH
2 V
V
OL
0 0.3 V
V
OH
2.8 3.3 V
DDM
1
Recommended external series resistor 27 Ω
V
IL
0.8 V
V
IH
2 V
V
OL
0 0.3 V
V
OH
2.8 3.3 V
DDP
2
Recommended external series resistor 27 Ω
Table 2.5: A528 USB connector electrical characteristics
2.2.10. Antenna port specifications
In the following table the pinout of A528 antenna is shown.
Pin Function Direction Description
INNER RF OUT OUT RF output
OUTER GND - Ground
Table 2.6: RF port pinout
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